Methyl 1-(Methylsulfonyl)-3-azetidinecarboxylate CAS 1418117-81-3
| CAS No. | 1418117-81-3 |
| Molecular Formula | C6H11NO4S |
| Molecular Weight | 193.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Methyl 1-(Methylsulfonyl)-3-azetidinecarboxylate (CAS 1418117-81-3), molecular formula C6H11NO4S and molecular weight 193.22 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, Methyl 1-(Methylsulfonyl)-3-azetidinecarboxylate is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 193.22 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C6H11NO4S |
| Molecular Weight | 193.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- (R)-1-(Methylsulfonyl)pyrrolidine-2-carboxylic acid (CAS 1046136-35-9)
- 1-(Methylsulfonyl)pyrrolidine-3-carboxylic acid (CAS 1342690-59-8)
- (2-(Methylsulfonyl)thiazol-4-yl)methanol (CAS 106492-68-6)
- 2-[(Methylsulfonyl)methylene]-1,3-thiazolidin-4-one (CAS 24146-38-1)
- 5-((Methylsulfonyl)methyl)-1,3,4-thiadiazol-2-amine (CAS 299933-56-5)
- (4-(Methylsulfonyl)tetrahydro-2H-pyran-4-yl)methanamine (CAS 1249253-66-4)
- 3-(2-(Methylsulfonyl)ethoxy)pyrrolidine (CAS 1250280-46-6)
- 3-(3-(Methylsulfonyl)propoxy)azetidine (CAS 1342100-28-0)
Recommended Standards
- 141492-50-4 6-isothiocyanato-2,3-dihydro-1,4-benzodioxin 6-isothiocyanato-2,3-dihydro-1,4-benzodioxine A807766 (CAS 141492-50-4)
- 3-(Ethenesulfonyl)benzonitrile (CAS 1423031-94-0)
- 3-(5-Fluoro-1H-indol-3-yl)propan-1-ol (CAS 141071-80-9)
- 3-(Phenylsulfonyl)acrylonitrile (CAS 1424-51-7)
- 1,4-Dibromo-2,5-bis((2-ethylhexyl)oxy)benzene (CAS 191867-85-3)
- 1-Bromo-4-heptylbenzene (stabilized with Copper chip) (CAS 76287-49-5)
- 4-(2,4-Dichlorophenyl)-3,4-dihydronaphthalen-1(2H)-one (CAS 127293-50-9)
- n-(6-(1h-Pyrazol-1-yl)pyridin-3-yl)butyramide (CAS 1197508-14-7)
- N-Cyclopropyl-2-(3-phenylureido)thiazole-4-carboxamide (CAS 941988-55-2)
- 1,3-dihydro-2h-isoindole-2-carboxaldehyde (CAS 35180-21-3)
- Tyrphostin AG 1296 (CAS 146535-11-7)
- 2-Chloro-5-methoxy-4-(2-(trimethylsilyl)ethoxy)pyrimidine (CAS 1799947-74-2)
- 2-Phenyl-1H-imidazo[1,2-b]pyrazole (CAS 197356-19-7)
- Semaglutide impurity 38 (CAS CATO-C4X-222638)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com